<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <title>动画</title>
    <meta charset="utf-8"/>
    <script type="text/javascript" src="tool.js"></script>
    <script type="text/javascript" src="base.js"></script>
    <link rel="stylesheet" type="text/css" href="base.css">
    <style>
        #box {
            width:100px;
            height:100px;
            background:red;
            position:absolute;
            top:100px;
            left:100px;
            opacity: 0.3;
            filter: alpha(opacity=30);
        }
    </style>
</head>

<body>
<input type="button" id="button" value="改变" style="width:100px;height:50px;text-align: center;line-height: 50px;background: red;border:1px solid #ccc;color:#fff;"/>
<div id="box">box</div>


<script>
    $(function(){
       var da = new Date();
        alert(Date.parse());

    });
</script>

</body>
</html>